bush and bill clinton, along with former secretary of state hillary clinton are also attending. the massive memorial service, perhaps the largest honestly in history scheduled for tuesday in johannesburg's fnb stadium where president obama is expected to sta speak. a funeral will be in nelson mandela's hometown. here's live pictures from south africa where a prayer service is being held at the nelson mandela foundation hosted by archbishop desmond tutu. >>> ron allen about a half hour away in soreto. >> reporter: yes, here we are across the street from the nelltnel nelson mandela family home. you can see there's a street party that continues on now for several days since mr. mandela's death was announced on thursday evening here. the street has been filling with marchers, with choirs, with schoolchildren, with ordinary people who have come from far and near to be here, to be part of a celebration of mr. mandela's life. all of this is perhaps a day of anticipation because tomorrow about a mile or so from here, that huge soccer stadium that seats some 80,000 people, there will be